FVXX21 KNES 281321 VOLCANIC ASH ADVISORY ISSUED: 20070228/1320Z VAAC: WASHINGTON VOLCANO: SANGAY 1502-09 LOCATION: S0201 W07820 AREA: ECUADOR SUMMIT ELEVATION: 17159 FT (5230 M) ADVISORY NUMBER: 2007/035 INFORMATION SOURCE: GUAYAQUIL MWO. GOES-12. GFS WINDS. ERUPTION DETAILS: ERUPTION AT 28/1228Z. OBS ASH DATE/TIME: 28/1245Z OBS ASH CLOUD: ASH NOT IDENTIFIABLE FROM SATELLITE DATA. WINDS SFC/FL250 MOVING TO W 10-15 KNOTS. SFC/FL250 MOVING TO W 10-15 KNOTS. FCST ASH CLOUD +6H: 28/1900Z FCST ASH CLOUD +12H: 01/0100Z FCST ASH CLOUD +18H: 01/0700Z REMARKS: AN AIRCRAFT REPORTED ASH TO FL250 AT 1228Z. WINDS MOV W AT 10-15 KTS. NO ASH CAN BE SEEN IN SATELLITE IMAGERY, BUT WE WILL BE MONITORING IT CLOSELY. CORRECTED TO UPDATE HDR NUMBER. ...BANKS NEXT ADVISORY: WILL BE ISSUED BY 20070228/1915Z